<template>
	<view class="goods-item">
		<!-- 左侧盒子 -->
		<view class="goods-item-left">
			<radio :checked="goods.goods_state" color="#C00000" v-if="showRadio" @click="radioClickHandler"></radio>
			<image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
		</view>
		<!-- 右侧盒子 -->
		<view class="goods-item-right">
			<!-- 商品名字 -->
			<view class="goods-name">{{goods.goods_name}}</view>
			<view class="goods-info-box">
				<!-- vue3已经移除了filters过滤器 -->
				<view class="goods-price">￥{{Number(goods.goods_price).toFixed(2)}}</view>
				<!-- 商品数量 -->
				<uni-number-box :min="1" :value="goods.goods_count" v-if="showNum"
					@change="numChangeHandler"></uni-number-box>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		props: {
			goods: {
				type: Object,
				default: {}
			},
			showRadio: {
				type: Boolean,
				// 默认情况下不会展示radio组件
				default: false
			},
			// 是否展示价格右侧的 加数量 组件
			showNum: {
				type: Boolean,
				default: false,
			},

		},
		name: "my-goods",
		data() {
			return {
				// 默认的空图片
				defaultPic: 'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png'
			};
		},
		methods: {
			// radio 组件的点击事件处理函数
			radioClickHandler() {
				this.$emit('radio-change', {
					goods_id: this.goods.goods_id,
					// 商品最新的勾选状态
					goods_state: !this.goods.goods_state
				})
			},
			// 监听到了 NumberBox 组件数量变化的事件
			numChangeHandler(val) {
				this.$emit('num-change', {
					goods_id: this.goods.goods_id,
					goods_count: +val
				})
			}
		}
	}
</script>

<style lang="scss">
	// 左侧
	.goods-item {
		width: 750rpx;
		box-sizing: border-box;
		display: flex;
		padding: 10px 5px;
		border-bottom: 1px solid #f0f0f0;

		.goods-item-left {
			margin-right: 5px;
			display: flex;
			justify-content: space-between;
			align-items: center;

			.goods-pic {
				width: 100px;
				height: 100px;
				display: block;
			}
		}
	}

	// 右侧
	.goods-item-right {
		display: flex;
		flex: 1;
		flex-direction: column;
		justify-content: space-between;

		.goods-name {
			font-size: 13px;
		}

		.goods-info-box {
			display: flex;
			justify-content: space-between;
			align-items: center;

			.goods-price {
				font-size: 16px;
				color: #c00000;
			}
		}
	}
</style>